I believe its D. Seeds, I hope this helps
The maintenance of steady conditions inside an organism is called Homeostasis.
At least 17 elements<span> are known to be essential nutrients for plants. In relatively large amounts, the soil supplies nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur; these are often called the macronutrients. Hope this helps. Have a nice day.</span>
Carrying capacity is the maximum number of individuals in a population an ecosystem can support.